Metals · 2023

Silica in City of Mountain View — Mountain View, Ca, CA tap water

Detected — no federal limit

City of Mountain View — Mountain View, Ca, CA's 2023 report shows Silica detected, but the EPA has not set an enforceable federal limit for it.

The measurement

StatisticValue
Range
Valley Water
11–12 mg/L
Average
Valley Water
12 mg/L
Range
SFPUC
4.9–9.9 mg/L
Average
SFPUC
7.4 mg/L

Verbatim from City of Mountain View — Mountain View, Ca, CA's 2023 Consumer Confidence Report — source document ↗

About Silica

A naturally occurring compound from sand and rock.

Not federally regulated for health; relevant mainly for industrial water use.

How City of Mountain View — Mountain View, Ca, CA compares

Nearby systems also reporting Silica:

People also ask

+Is there Silica in City of Mountain View — Mountain View, Ca, CA tap water?

Yes — City of Mountain View — Mountain View, Ca, CA's 2023 Consumer Confidence Report lists Silica at 12 mg/L. City of Mountain View — Mountain View, Ca, CA's 2023 report shows Silica detected, but the EPA has not set an enforceable federal limit for it.

+What's the federal limit for Silica in drinking water?

The EPA has not set an enforceable federal limit for Silica. Utilities still report any measured levels in their annual Consumer Confidence Report.

+What is Silica?

A naturally occurring compound from sand and rock. Not federally regulated for health; relevant mainly for industrial water use.

+Where does this Silica measurement come from?

This page reproduces the Silica entry from the 2023 Consumer Confidence Report published by the City of Mountain View — Mountain View, Ca, CA water utility — the annual drinking-water report every U.S. utility is required by federal law to publish. The original source document is archived at /water/ca/mountain-view-mountain-view-ca/2023/source.

Full report
All City of Mountain View — Mountain View, Ca, CA water-quality data →
Every contaminant measured in the 2023 report.
Contaminant pillar
Silica across the U.S. →
Every public water system measuring Silica, ranked.